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Pepala loyeretsedwa la mafuta

Kuchiritsa pepala zosefera zimakhala ndi madzi, asidi, kutentha kochepa, kutentha kwambiri, kukana kwa alkali. The kuchiritsa pepala fyuluta chinthu ntchito kusefera mpweya, yogwira ntchito broaching makina, oyenera chinthu mpweya, mtundu ndi sub-efficient, yodziwika ndi kukana madzi, kukana asidi, kukana kutentha otsika, kutentha kukana, kukana alkali.

Pepala losefera limagwiritsidwa ntchito mwapadera kupanga zosefera zamitundu yonse za opanga zosefera. Fyuluta yopangidwa ndi mapepala imagwiritsidwa ntchito makamaka pakuchotsa fumbi ndi zinyalala ndi njira zosiyanasiyana za injini, mafuta ndi mafuta kuti ateteze ndi kuchepetsa kuvala kwa zigawo zikuluzikulu za injini ndikuwonetsetsa kukulitsa moyo wautumiki wa injini.

    Kugwiritsa ntchito

    Zosefera zamafuta zokhazikika zamapepala zimakhala ndi madzi, asidi, kutentha pang'ono, kutentha kwambiri, kukana kwa alkali. The kuchiritsa pepala fyuluta chinthu ntchito kusefera mpweya, yogwira ntchito broaching makina, oyenera chinthu mpweya, mtundu ndi sub-efficient, yodziwika ndi kukana madzi, kukana asidi, kukana kutentha otsika, kutentha kukana, kukana alkali.

    1. Pepala losefera limagwiritsidwa ntchito mwapadera popanga zosefera zamitundu yonse kwa opanga fyuluta. Fyuluta yopangidwa ndi mapepala imagwiritsidwa ntchito makamaka pakuchotsa fumbi ndi zinyalala ndi njira zosiyanasiyana za injini, mafuta ndi mafuta kuti ateteze ndi kuchepetsa kuvala kwa zigawo zikuluzikulu za injini ndikuwonetsetsa kukulitsa moyo wautumiki wa injini.

    2. Zifukwa ndi ubwino wa fyuluta pepala kuchiritsa
    Mapepala okhuthala opangidwa ndi zinthu zachilengedwe zachilengedwe zopangira ulusi sangathe kukwaniritsa zofunikira pakupanga ndi kukonza zinthu zosefera komanso kugwiritsa ntchito pepala losefera palokha chifukwa chakumangika kwake kochepa, pepala lotayirira lotayirira, mphamvu yochepa, mawonekedwe ofewa, kuyamwa bwino kwamadzi. ndi zifukwa zina. Chifukwa chake, pepala losefera liyenera kuyimitsidwa (lokutidwa) pokonzekera utomoni womwe ungathe kulimbitsa mphamvu zathupi ndipo sizikhudza kwambiri kutulutsa mpweya, ndiko kuti, kuchiritsa kwa pepala la doko, kuti akwaniritse ntchito yapadera ya pepala losefera. Mankhwala ochiritsira a pepala la Hong Kong amagwiritsidwa ntchito makamaka mu utomoni wosungunuka ndi mowa ndi utomoni wosungunuka m'madzi, ndipo utomoni wosungunuka mowa uli ndi phenolic resin, trimerless resin ndi zina zotero.

    Phenolic resin nthawi zambiri imagwiritsidwa ntchito, kampani ya wolembayo imagwiritsa ntchito mtengo wa phenolic thermosetting kuti ipangitse (kuphimba) fyuluta ya pepala loyambira, fyuluta yopangidwa ndi njira iyi ndi yolimba komanso yolimba, imakhala ndi kukana kwa mankhwala ndi ubwino wina, mu kuuma ndi kukana madzi. kuposa madzi sungunuka utomoni si kuswa (kuphimba) mankhwala

    mfundo

    mtundu g/㎡ mpweya permeability L/㎡s kukula kwa pore μm makulidwe mm kuuma mN.m anachiritsa kuuma mN.m kuphulika kwa kPa kuchiritsa kuphulika kwamphamvu kPa kulemera kwa thupi g/㎡ zosasintha% kuya kwa corrugation mm
    Mbiri ya LT3169PY1 200 506 90 0.92 15.4 20 267 442 192 2.8 /
    Chithunzi cha LT3168PY1 200 480 91 0.92 15.7 20.5 280 490 193 2.8
    Chithunzi cha LT3167PY1 187 450 93.8 0.83 14 18 262 336 181 2.8 /
    Mbiri ya LT3167CY5 193 322 83 0.84 12.1 15.2 240 375 187 2.5 0.25
    Mbiri ya LT3176PY1 173 511 76 0.74 12.78 14.33 240 333 168 2.6 /
    Chithunzi cha LT3148PY5 162 466 90 0.72 9.2 12.2 260 360 156 2.6
    Mbiri ya LT3147CY1 154 680 92 0.75 8.6 11.7 260 340 146 2.6 0.25
    Mbiri ya LT3146CY2 145 510 88 0.66 7.63 9 270 359 139 2.3 0.25
    Mbiri ya LT3145PY1 137 430 87 0.56 6.2 8.7 240 320 131 2.6 /
    Mbiri ya LT3145CY1 136 470 88 0.62 6.2 9.4 260 340 130 2.6 0.25
    Mbiri ya LT3125CY5 124 540 87.9 0.65 6.2 7.8 230 290 119 2.6 0.25
    Mbiri ya LT3265PY1 176 260 78 0.63 8.3 11.6 290 380 170 2.6 /
    Chithunzi cha LT32067PY6 203 43 42.4 0.78 22.3 24.5 341 425 196 2.7 /
    Mtengo wa LT32068CY7 204 65 44 0.79 23.07 25.6 336 420 197 2.7 0.26

    zosankha zambiri

    ZAMBIRI ZOCHITAZAMBIRI ZOCHITA1ZAMBIRI ZOCHITA2